US3025403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seamless article
Assignee: Charleston Rubber Co
•
Filing: 1959-02-11
•
Granted: 1962-03-13
•
Expires: 1979-02-11
Abstract
No abstract record available.
Inventors
- 👤 Paul A Belknap
- 👤 Jr John J Keilen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:42
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/14; B29D; B29D99/00; B29D99/0064; B29D99/0067; G; G21; G21F; G21F3/00; G21F3/02; G21F3/035; A; A41; A41D; A41D19/00; A41D19/0055; A41D19/0058; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/48; B29L2031/4842; B29L2031/4864
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1580857A
Cited
US1988709A
Cited
US2326160A
Cited
US2328105A
Cited
US2373940A
Cited
US2404225A
Cited
US2528235A
Cited
US2796411A
Cited
GB703153A
Cited
US2683263A
Cited
US2845660A
Cited
US2788291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |